The federal hemp definition changes this fall: Nov 12, 2026, is a key date, and...

https://source-wiki.win/index.php/Is_Delta-9_THC_the_Only_THC_That_Matters_Anymore%3F

The federal hemp definition changes this fall: Nov 12, 2026, is a key date, and the new standard uses total THC—not just delta-9—with a limit of 0.4 mg per container. Dec 11, 2026, is another date to keep in view during the transition